Finding the Fourth Proportional to 323,874.72, 446,947.71 and 180,643.99
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Solution
The fourth proportional to 323,874.72, 446,947.71 and 180,643.99 is: 249,289.04
Step by Step Solution
- Step 1: Write the proportion equation
323,874.72 : 446,947.71 = 180,643.99 : x - Step 2: Convert to fraction form
323,874.72/446,947.71 = 180,643.99/x - Step 3: Cross multiply
323,874.72x = 446,947.71 × 180,643.99 - Step 4: Simplify right side
323,874.72x = 80,738,416,538.39 - Step 5: Solve for x
x = 80,738,416,538.39/323,874.72 - Step 6: Final answer
x = 249,289.04
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.